test-stream KVM testing on CentOS Linux 8 via the Phoronix Test Suite. 4 x AMD EPYC (with IBPB) - Cirrus Logic GD 5446 24GB: Processor: 4 x AMD EPYC (with IBPB) (16 Cores / 32 Threads), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (1.13.0-1ubuntu1.1 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16 GB + 16 GB + 16 GB + 1 GB RAM, Disk: 215GB QEMU HDD, Graphics: Cirrus Logic GD 5446 24GB, Audio: NVIDIA GA102 HD Audio, Network: 2 x Red Hat Virtio device OS: CentOS Linux 8, Kernel: 4.18.0-193.el8.x86_64 (x86_64), Display Driver: NVIDIA, Compiler: GCC 8.5.0 20210514 + CUDA 11.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM Stream 2013-01-17 Type: Add MB/s > Higher Is Better 4 x AMD EPYC (with IBPB) - Cirrus Logic GD 5446 24GB . 11107.2 |=============== Stream 2013-01-17 Type: Triad MB/s > Higher Is Better 4 x AMD EPYC (with IBPB) - Cirrus Logic GD 5446 24GB . 10836.5 |=============== Stream 2013-01-17 Type: Scale MB/s > Higher Is Better 4 x AMD EPYC (with IBPB) - Cirrus Logic GD 5446 24GB . 10188.6 |=============== Stream 2013-01-17 Type: Copy MB/s > Higher Is Better 4 x AMD EPYC (with IBPB) - Cirrus Logic GD 5446 24GB . 16330.0 |===============